// RUN: %clang_cc1 -fsyntax-only -verify %s #if __has_feature(__builtin_add_overflow) #warning defined as expected // expected-warning@-1 {{defined as expected}} #endif void test(void) { unsigned r; const char * c; float f; const unsigned q; __builtin_add_overflow(); // expected-error {{too few arguments to function call, expected 3, have 0}} __builtin_add_overflow(1, 1, 1, 1); // expected-error {{too many arguments to function call, expected 3, have 4}} __builtin_add_overflow(c, 1, &r); // expected-error {{operand argument to overflow builtin must be an integer ('const char *' invalid)}} __builtin_add_overflow(1, c, &r); // expected-error {{operand argument to overflow builtin must be an integer ('const char *' invalid)}} __builtin_add_overflow(1, 1, 3); // expected-error {{result argument to overflow builtin must be a pointer to a non-const integer ('int' invalid)}} __builtin_add_overflow(1, 1, &f); // expected-error {{result argument to overflow builtin must be a pointer to a non-const integer ('float *' invalid)}} __builtin_add_overflow(1, 1, &q); // expected-error {{result argument to overflow builtin must be a pointer to a non-const integer ('const unsigned int *' invalid)}} }